basis of recordGibson, D. I. (2001). Nematoda - parasitic. <em>In: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels.</em> 50: pp. 174-176. (look up in IMIS) [details]
redescriptionDelyamure, S. L. (1955). Helminthofauna of Marine Mammals (Ecology and Phylogeny). <em>Academy of Sciences USSR.</em> 522 pp. (In Russian).[details]
Present Inaccurate Introduced: alien Containing type locality
Present 